Levelling wedge



FIG. 1 is a rear-right-top perspective view of a levelling wedge, showing our new design;

FIG. 2 is front-right-top perspective thereof;

FIG. 3 is right side elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is top plan elevation view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear elevation view thereof; and,

FIG. 8 is a front elevation view thereof. 

CLAIM The ornamental design for a levelling wedge, as shown and described. 